pf-01-aws-terraform-multi-region

A Terraform module set that builds the same infrastructure in 16 AWS regions from one locals map per region.

• Terraform
• AWS
• EKS
• CloudWatch
• AWS Chatbot

16

Regional provider aliases

24

Terraform modules

3

Validated examples

Approach

A locals map per region declares the wanted state, and module plus for_each creates it all. Each region has a provider alias that assumes the same role. Terraform cannot choose a provider dynamically inside for_each, so the module block repeats per region.

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